package com.qdxwx.data.service.course;

import java.util.List;

/**
 * CourseTeacher接口
 * Qdx NetSchool Platform
 * @author qdxwx
 * @updateTime 2022/5/25
 * @description
 */
public interface CourseTeacherService {

    void insert(int courseId, int teacherId);

    void insert(int courseId, List<Integer> teacherIds);

    List<Integer> getTeacherIds(int courseId);

    void deleteByCourseId(int courseId);

    int countByTeacherId(int id);
}